ATMEGA16U2-16AU Atmel, ATMEGA16U2-16AU Datasheet - Page 63

• Manufacturer Part Number: ATMEGA16U2-16AU
• Description: 8-bit Microcontrollers - MCU 16K Flash
• Manufacturer: Atmel

Specifications of ATMEGA16U2-16AU

• Product Category: 8-bit Microcontrollers - MCU
• Rohs: yes
• Core: AVR
• Data Bus Width: 8 bit
• Program Memory Size: 16 KB
• Data Ram Size: 1.25 KB
• Data Rom Size: 512 B
• Program Memory Type: Flash
• Factory Pack Quantity: 1250

Table 10-9.
Table 10-10. Watchdog Timer Prescale Select, DIV = 7 (CLKwdt = CLK128 / 15)
7799D–AVR–11/10
WDP3
WDP3
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
WDP2
WDP2
Watchdog Timer Prescale Select, DIV = 6(CLKwdt = CLK128 / 13) (Continued)
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
WDP1
WDP1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
WDP0
WDP0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Number of WDT Oscillator
Cycles before 1st time-out
Number of WDT Oscillator
Cycles before 1st time-out
1024K (1048576) cycles
128K (131072) cycles
256K (262144) cycles
512K (524288) cycles
16K (16384) cycles
32K (32768) cycles
64K (65536) cycles
2K (2048) cycles
4K (4096) cycles
8K (8192) cycles
(Early warning)
(Early warning)
Early warning Typical
Early warning Typical
Reserved
Reserved
ATmega8U2/16U2/32U2
Time-out at
Time-out at
V
V
CC
CC
120 ms
240 ms
480 ms
0.960 s
1.92 s
15.3 s
30.7 s
61.4 s
3.8 s
7.6 s
= 5.0V
= 5.0V
Reset/Interrupt Typical
Reset/Interrupt Typical
Time-out at
Time-out at
V
V
Watchdog
Watchdog
CC
CC
240 ms
480 ms
960 ms
15.3 s
30.7 s
61.4 s
122 s
1.9 s
3.8 s
7.6 s
= 5.0V
= 5.0V
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